setup.c:verify_non_filename(): don't die unnecessarily while disambiguating

diff --git a/index-pack.c b/index-pack.c
index b9da19f55ba522d8e09c51f9413adf8d799484e9..58c4a9c41dd7a05b86d40e6eeee33ba0a3fb6c4f 100644 (file)
--- a/index-pack.c
+++ b/index-pack.c
@@ -82,7 +82,7 @@ static void *fill(int min)
                die("cannot fill %d bytes", min);
        flush();
        do {
-               int ret = xread(input_fd, input_buffer + input_len,
+               ssize_t ret = xread(input_fd, input_buffer + input_len,
                                sizeof(input_buffer) - input_len);
                if (ret <= 0) {
                        if (!ret)